50 pages on this wiki. Oxford comma (also known as the serial comma or Harvard comma) is the name given to the optional final comma in a series. In the phrase ham, egg, and chips it's the comma between egg and and. Entirely optional-correct punctuation neither demands nor requires it.0 pages on this wiki. Oxford comma (also known as the serial comma or Harvard comma) is the name given to the optional final comma in a series. In the phrase ham, egg, and chips it's the comma between egg and and. Entirely optional-correct punctuation neither demands nor requires it.
An Ozone Action Day, which can be declared by a local municipality, county or state, is observed at certain times during the summer months, when weather conditions (such as heat, humidity, and air stagnation) run the risk of causing health problems.he ozone layer protects people from the sun's most damaging ultraviolet rays. Because the ozone layer is located high in the atmosphere, people are not directly exposed to it. Ground-level ozone, however, is a health hazard because people breathe it.
Air Quality Action Days are usually called on hot, muggy days with little wind, when the amount of ground-level ozone is predicted to approach unhealthful levels and the federal standard for ozone could be exceeded.Local television and radio stations alert the public to an ozone action day prediction.On such days, the community can take simple, voluntary actions to help reduce the risk of ground-level ozone. Some symptoms of breathing ground level ozone are chest pain, coughing, nausea, throat irritation, and congestion.It may also aggravate bronchitis, heart disease, emphysema, and asthma.n such days, the community can take simple, voluntary actions to help reduce the risk of ground-level ozone. Some symptoms of breathing ground level ozone are chest pain, coughing, nausea, throat irritation, and congestion. It may also aggravate bronchitis, heart disease, emphysema, and asthma.